Toy helicopter pyrotechnic device



FIG. 1 is right side elevational view of a toy helicopter pyrotechnic device showing my new design, the left side being a mirror image;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a sectional view taken along line 6--6' of FIG. 1. 

The ornamental design for a toy helicopter pyrotechnic device, as shown and described. 